The ADG222KR is a precision monolithic CMOS device that offers four independently controlled single-pole, double-throw (SPDT) switches. Manufactured by Analog Devices Inc., a leader in high-performance semiconductors, this switch is designed for use in applications that require high accuracy, low power consumption, and the reliability of CMOS technology.

Key Features

• Low Power Consumption: The ADG222KR operates with a power supply range of ±4.5 V to ±18 V, ensuring minimal power usage and compatibility with a variety of systems.
• High Precision: With its precision design, this device offers a low charge injection of 1 pC (typical), enhancing the accuracy of signal switching.
• Wide Analog Signal Range: It can pass analog signals that range between ±15 V, providing flexibility for multiple signal types.
• Low On Resistance: The on resistance is typically 45 Ω, which is quite low for CMOS analog switches, leading to better signal integrity and lower distortion.
• Break-Before-Make Switching: The device ensures that one switch is disconnected before another connects, preventing shorting of signals during the transition.

Applications

The ADG222KR is suitable for a wide range of applications, including:

• Test Equipment
• Data Acquisition Systems
• Communication Systems
• Sample-and-Hold Circuits
• Audio Signal Routing

Reliability and Performance

With its robust design, the ADG222KR ensures a high level of reliability. The device is latch-up proof, and it features ESD (Electrostatic Discharge) protection inputs, which makes it resistant to the kind of electrical shocks that are common in industrial environments. Its enhanced durability and consistent performance make it an excellent choice for critical applications where long-term reliability is a must.

For designers and engineers looking for a versatile, high-performance analog switch, the ADG222KR from Analog Devices Inc. offers a compelling blend of features that can meet the demands of a wide array of electronic systems.